What is a Unix timestamp?

A Unix timestamp is the number of seconds that have elapsed since January 1, 1970 (UTC), also known as the Unix epoch.

Can I convert millisecond timestamps?

Yes, our converter supports both second and millisecond Unix timestamps.

Convert Unix timestamps to human-readable dates and vice versa. Supports multiple date formats.

Current Time

Unix Timestamp

Seconds since January 1, 1970 (UTC)

Date & Time

ISO 86012025-12-16T18:35:57.821Z

UTCTue, 16 Dec 2025 18:35:57 GMT

YYYY-MM-DD HH:mm:ss2025-12-16 18:35:57

YYYY-MM-DD2025-12-16

DD/MM/YYYY16/12/2025

MM/DD/YYYY12/16/2025

Local Format12/16/2025, 6:35:57 PM

Relative Time0 seconds ago